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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2020-36884",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2025-12-09T11:05:19.895Z",
        "datePublished": "2025-12-10T20:47:43.331Z",
        "dateUpdated": "2025-12-11T18:53:57.677Z"
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    "containers": {
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                {
                    "defaultStatus": "unaffected",
                    "product": "BrightSign Digital Signage Diagnostic Web Server",
                    "vendor": "BrightSign, LLC",
                    "versions": [
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                            "lessThanOrEqual": "8.2.26",
                            "status": "affected",
                            "version": "0",
                            "versionType": "semver"
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            "credits": [
                {
                    "lang": "en",
                    "type": "finder",
                    "value": "LiquidWorm as Gjoko Krstic of Zero Science Lab"
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            "datePublic": "2020-09-30T00:00:00.000Z",
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                            "value": "<p>BrightSign Digital Signage Diagnostic Web Server 8.2.26 and less contains an unauthenticated server-side request forgery vulnerability in the 'url' GET parameter of the Download Speed Test service. Attackers can specify external domains to bypass firewalls and perform network enumeration by forcing the application to make arbitrary HTTP requests to internal network hosts.</p>"
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                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
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                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 6.9,
                        "baseSeverity": "MEDIUM",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "LOW",
                        "subConfidentialityImpact": "LOW",
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                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L",
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                            "cweId": "CWE-918",
                            "description": "CWE-918: Server-Side Request Forgery (SSRF)",
                            "lang": "en",
                            "type": "CWE"
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                {
                    "name": "ExploitDB-48843",
                    "tags": [
                        "exploit"
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                    "url": "https://www.exploit-db.com/exploits/48843"
                },
                {
                    "name": "BrightSign Homepage",
                    "tags": [
                        "product"
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                    "url": "https://www.brightsign.biz"
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                {
                    "name": "Zero Science Lab Disclosure",
                    "tags": [
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                    "name": "Zero Science GitHub Repository",
                    "tags": [
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                    "url": "https://github.com/zeroscience"
                },
                {
                    "name": "VulnCheck Advisory: BrightSign Digital Signage Diagnostic Web Server 8.2.26 Unauthenticated SSRF",
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                    "url": "https://www.vulncheck.com/advisories/brightsign-digital-signage-diagnostic-web-server-unauthenticated-ssrf"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "title": "BrightSign Digital Signage Diagnostic Web Server 8.2.26 Unauthenticated SSRF",
            "x_generator": {
                "engine": "vulncheck"
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        },
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-12-11T16:04:12.039318Z",
                                "id": "CVE-2020-36884",
                                "options": [
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                                        "Exploitation": "poc"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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